feat(cli): initial sedge world subcommand

cli/commands/mod.ts

@@ -2,3 +2,4 @@ export * from './build.ts';
 export * from './clean.ts';
 export * from './dev.ts';
 export * from './init.ts';
+export * from './world.ts';

cli/commands/world.ts

@@ -0,0 +1,69 @@
+import { Command } from 'cliffy/command/mod.ts';
+import { copy } from 'fs';
+import { join, resolve } from 'path';
+import { sedgeFileSystem } from '../../compiler/fs.ts';
+import { loadConfig } from '../../compiler/loaders.ts';
+import { findMojangDir } from '../../compiler/path.ts';
+import { logger } from '../../shared/mod.ts';
+
+export const world = new Command()
+	.description(
+		'Saves or tests a world from or to the `com.mojang` directory respectively.',
+	)
+	.option(
+		'-s, --save <world:string>',
+		'Saves a world by copying it from from `com.mojang` directory.',
+		{ required: true },
+	)
+	.option(
+		'-t, --test <world:string>',
+		'Tests a world by copying it to the `com.mojang` directory.',
+		{ conflicts: ['save'], required: true },
+	)
+	.action(async ({ save, test }) => {
+		const { packs } = loadConfig('config.json', sedgeFileSystem);
+
+		const getTargetWorldPath = (name: string) => {
+			return resolve(
+				findMojangDir(sedgeFileSystem),
+				'minecraftWorlds',
+				name,
+			);
+		};
+
+		if (save) {
+			const targetPath = getTargetWorldPath(save);
+			const worldPath = join(packs.worldTemplate, save);
+
+			try {
+				Deno.statSync(targetPath);
+			} catch {
+				logger.error(
+					`Could not find world [${save}] in the [com.mojang] directory.`,
+				);
+				Deno.exit(0);
+			}
+
+			await copy(targetPath, worldPath);
+
+			logger.success(`World [${save}] was saved to (${worldPath}).`);
+		} else if (test) {
+			const worldPath = join(packs.worldTemplate, test);
+			const targetPath = getTargetWorldPath(test);
+
+			try {
+				Deno.statSync(worldPath);
+			} catch {
+				logger.error(
+					`Could not find world [${test}] in (${worldPath}).`,
+				);
+				Deno.exit(0);
+			}
+
+			await copy(worldPath, targetPath);
+
+			logger.success(
+				`World [${test}] was copied to the [com.mojang] directory.`,
+			);
+		}
+	});

cli/main.ts

@@ -4,7 +4,7 @@ import {
 	UpgradeCommand,
 } from 'cliffy/command/upgrade/mod.ts';
 import { SEDGE_VERSION } from '../shared/mod.ts';
-import { build, clean, dev, init } from './commands/mod.ts';
+import { build, clean, dev, init, world } from './commands/mod.ts';
 
 await new Command()
 	.name('sedge')
@@ -26,6 +26,7 @@ await new Command()
 	)
 	.command('build', build)
 	.command('dev', dev)
+	.command('world', world)
 	.command('init', init)
 	.command('clean', clean)
 	.parse(Deno.args);